diff --git a/assets/keymaps/default-linux.json b/assets/keymaps/default-linux.json
index 9b8f2d337b1f1073bca818cf0b9c66773a3ce4e9..87e76829966b501df4139d4942de604c4fc42d65 100644
--- a/assets/keymaps/default-linux.json
+++ b/assets/keymaps/default-linux.json
@@ -204,6 +204,7 @@
   {
     "context": "Editor && editor_agent_diff",
     "bindings": {
+      "alt-y": "agent::Keep",
       "ctrl-alt-y": "agent::Keep",
       "ctrl-alt-z": "agent::Reject",
       "shift-alt-y": "agent::KeepAll",
@@ -214,6 +215,7 @@
   {
     "context": "AgentDiff",
     "bindings": {
+      "alt-y": "agent::Keep",
       "ctrl-alt-y": "agent::Keep",
       "ctrl-alt-z": "agent::Reject",
       "shift-alt-y": "agent::KeepAll",
diff --git a/assets/keymaps/default-macos.json b/assets/keymaps/default-macos.json
index 410c13687fbe0c19fbcb4c155ebba36dd068354c..ccb3a7fa9116b0771dda94e75e467c4572cdaf2c 100644
--- a/assets/keymaps/default-macos.json
+++ b/assets/keymaps/default-macos.json
@@ -242,6 +242,7 @@
     "context": "AgentDiff",
     "use_key_equivalents": true,
     "bindings": {
+      "cmd-y": "agent::Keep",
       "cmd-alt-y": "agent::Keep",
       "cmd-alt-z": "agent::Reject",
       "shift-alt-y": "agent::KeepAll",
@@ -252,6 +253,7 @@
     "context": "Editor && editor_agent_diff",
     "use_key_equivalents": true,
     "bindings": {
+      "cmd-y": "agent::Keep",
       "cmd-alt-y": "agent::Keep",
       "cmd-alt-z": "agent::Reject",
       "shift-alt-y": "agent::KeepAll",
diff --git a/assets/keymaps/default-windows.json b/assets/keymaps/default-windows.json
index 19f75f858cd45192c4cf30dd6bd0799046c26268..251c3d6541a611737027900e659a94271ed36526 100644
--- a/assets/keymaps/default-windows.json
+++ b/assets/keymaps/default-windows.json
@@ -203,6 +203,7 @@
     "context": "Editor && editor_agent_diff",
     "use_key_equivalents": true,
     "bindings": {
+      "alt-y": "agent::Keep",
       "ctrl-alt-y": "agent::Keep",
       "ctrl-alt-z": "agent::Reject",
       "shift-alt-y": "agent::KeepAll",
@@ -214,6 +215,7 @@
     "context": "AgentDiff",
     "use_key_equivalents": true,
     "bindings": {
+      "alt-y": "agent::Keep",
       "ctrl-alt-y": "agent::Keep",
       "ctrl-alt-z": "agent::Reject",
       "shift-alt-y": "agent::KeepAll",